00001 /*=======================================================================
00002  *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
00003  ***              AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT.                     ***
00004  ***                                                                                ***
00005  ***  REPRODUCTION, DISCLOSURE,  OR USE,  IN WHOLE OR IN PART,  OTHER THAN AS       ***
00006  ***  SPECIFIED  IN THE LICENSE ARE  NOT TO BE  UNDERTAKEN  EXCEPT WITH PRIOR       ***
00007  ***  WRITTEN AUTHORIZATION OF FEI S.A.S.                                           ***
00008  ***                                                                                ***
00009  ***                        RESTRICTED RIGHTS LEGEND                                ***
00010  ***  USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS      ***
00011  ***  WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN      ***
00012  ***  SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT      ***
00013  ***  CLAUSE  AT FAR 52.227-19  OR SUBPARAGRAPH  (C)(1)(II)  OF  THE RIGHTS IN      ***
00014  ***  TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013.             ***
00015  ***                                                                                ***
00016  ***                   COPYRIGHT (C) 1996-2014 BY FEI S.A.S,                        ***
00017  ***                        BORDEAUX, FRANCE                                        ***
00018  ***                      ALL RIGHTS RESERVED                                       ***
00019 **=======================================================================*/
00020 /*=======================================================================
00021 ** Author      : Julien Chaplier (MMM yyyy)
00022 ** Modified by : Olivier Fedkiw (MMM yyyy)
00023 **=======================================================================*/
00024 
00025 #ifndef _SO_MODIFY_VIEW_VOLUME_ELEMENT
00026 #define _SO_MODIFY_VIEW_VOLUME_ELEMENT
00027 
00028 #include <Inventor/elements/SoSubElement.h>
00029 #include <Inventor/SbBox.h>
00030 
00049 SoEXTENDER_Documented class  SoModifyViewVolumeElement : public SoElement
00050 {
00051 
00052   SO_ELEMENT_HEADER(SoModifyViewVolumeElement);
00053 
00054  public:
00059   static void set(SoState *state, const SbVec4f &portion);
00064   static void set(SoState *state, const SbBox3f &portion);
00065 
00069   static void setInfo(SoState *state, int info);
00073   static int getInfo(SoState *state);
00074 
00078   static const SbVec4f &get(SoState *state);
00082   static const SbBox3f &getBox(SoState *state);
00083 
00089   static void getWallCoordinates(SoState *state,
00090                                  SbVec3f &lowerLeft,
00091                                  SbVec3f &lowerRight,
00092                                  SbVec3f &upperLeft);
00098   static void setWallCoordinates(SoState *state,
00099                                  SbVec3f lowerLeft,
00100                                  SbVec3f lowerRight,
00101                                  SbVec3f upperLeft);
00102 
00107   static SbBool useWallCoordinates(SoState *state);
00108 
00112   static SbVec4f getDefault()
00113   { return SbVec4f(0., 0., 1., 1.); }
00114 
00118   static SbBox3f getDefaultBox()
00119   { return SbBox3f(0., 0., 0., 1., 1., 1.); }
00120 
00126   static SoModifyViewVolumeElement *getInstance(const SoState *state, SbBool &elemIsSet);
00127 
00128 private:
00129 
00131   virtual void init(SoState *state);
00132 
00136   virtual SbBool matches(const SoElement* elt) const;
00137 
00141   virtual SoElement* copyMatchInfo() const;
00142 
00143  private:
00144   // Initializes the SubViewVolumeElement class
00145   static void initClass();
00146   static void exitClass();
00147 
00148  private:
00149   virtual ~SoModifyViewVolumeElement();
00150 
00151   int info;
00152   SbBool isSet;
00153   SbBox3f screenPortionBox;
00154   SbVec4f screenPortion;
00155   SbVec3f _lowerLeft, _lowerRight, _upperLeft;
00156   SbBool _useWall;
00157 };
00158 
00159 #endif // _SO_MODIFY_VIEW_VOLUME_ELEMENT
00160 
00161 
00162
Inventor/elements/SoModifyViewVolumeElement.h
